summaryrefslogtreecommitdiffstats
path: root/bootloader/mrobe500.c
blob: 02726dde5ace59899b34508cebc42dccda4bc7d3 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
/***************************************************************************
 *             __________               __   ___.
 *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
 *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
 *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
 *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
 *                     \/            \/     \/    \/            \/
 * $Id: $
 *
 * Copyright (C) 2007 by Karl Kurbjun
 *
 * All files in this archive are subject to the GNU General Public License.
 * See the file COPYING in the source tree root for full license agreement.
 *
 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
 * KIND, either express or implied.
 *
 ****************************************************************************/
 
 #include "inttypes.h"
#include "string.h"
#include "cpu.h"
#include "system.h"
#include "lcd.h"
#include "kernel.h"
#include "thread.h"
#include "ata.h"
#include "fat.h"
#include "disk.h"
#include "font.h"
#include "adc.h"
#include "backlight.h"
#include "backlight-target.h"
#include "button.h"
#include "panic.h"
#include "power.h"
#include "file.h"
#include "common.h"
#include "rbunicode.h"
#include "usb.h"

void main(void)
{
    unsigned char* loadbuffer;
    int buffer_size;
    int rc;
    int(*kernel_entry)(void);

    power_init();
    system_init();
    kernel_init();
    adc_init();
    button_init();
    backlight_init();

    lcd_init();
    font_init();

    lcd_setfont(FONT_SYSFIXED);

    /* Show debug messages if button is pressed */
//    if(button_read_device())
        verbose = true;

    printf("Rockbox boot loader");
    printf("Version %s", APPSVERSION);

    usb_init();

    #if 0
    /* Enter USB mode without USB thread */
    if(usb_detect())
    {
        const char msg[] = "Bootloader USB mode";
        reset_screen();
        lcd_putsxy( (LCD_WIDTH - (SYSFONT_WIDTH * strlen(msg))) / 2,
                    (LCD_HEIGHT - SYSFONT_HEIGHT) / 2, msg);
        lcd_update();

        ide_power_enable(true);
        ata_enable(false);
        sleep(HZ/20);
        usb_enable(true);

        while (usb_detect())
        {
            ata_spin(); /* Prevent the drive from spinning down */
            sleep(HZ);
        }

        usb_enable(false);

        reset_screen();
        lcd_update();
    }
    #endif

    printf("ATA");
    while(true)
    {
    }
#if 0
    rc = ata_init();
    if(rc)
    {
        reset_screen();
        error(EATA, rc);
    }

    printf("disk");
    disk_init();

    printf("mount");
    rc = disk_mount_all();
    if (rc<=0)
    {
        error(EDISK,rc);
    }

    printf("Loading firmware");

    loadbuffer = (unsigned char*) 0x00900000;
    buffer_size = (unsigned char*)0x00100000 - loadbuffer;

    rc = load_firmware(loadbuffer, BOOTFILE, buffer_size);
    if(rc < 0)
        error(EBOOTFILE, rc);

    if (rc == EOK)
    {
        kernel_entry = (void*) loadbuffer;
        rc = kernel_entry();
    }
#endif
}